Computer keyboard



FIG. 1 is a perspective front view of a computer keyboard;

FIG. 2 is a perspective back view of the computer keyboard;

FIG. 3 is a top view of the computer keyboard;

FIG. 4 is a bottom view of the computer keyboard;

FIG. 5 is a front view of the computer keyboard;

FIG. 6 is a back view of the computer keyboard;

FIG. 7 is a left view of the computer keyboard; and,

FIG. 8 is a right view of the computer keyboard. 

CLAIM I claim the ornamental design for a computer keyboard, as shown and described. 